航天推进技术研究院主办
ZHU Yan,MA Yuan,ZHANG Mengzheng.Simulation analysis of microchannel heat exchanger in synergistic air-breathing rocket engine[J].Journal of Rocket Propulsion,2017,43(02):18-24.
预冷组合发动机中微通道换热器的仿真分析
- Title:
- Simulation analysis of microchannel heat exchanger in synergistic air-breathing rocket engine
- 分类号:
- V434-34
- 摘要:
- 建立了预冷组合循环发动机(SABRE)的氢/氦微通道换热器数学模型,进行换热特性的仿真分析.计算结果表明:仿真分析的结果与文献数据误差在10%以内,并通过对换热通道几何尺寸的相似变换,获得了微通道特征几何参数随雷诺数的响应曲线,以及氢/氦微通道换热器在特征工况条件下的特性变化规律.
- Abstract:
- A mathematical model of hydrogen/ helium microchannel heat exchanger for the synergistic air-breathing rocket engine (SABRE) was built for simulation analysis on the heat exchange characteristics.The calculation results show that the errors between simulation analysis result and literature data are within 10%.According to the similarity transformation of geometrical dimensions for heat exchange channels,the response curves of microchannel characteristic geometrical parameter with Reynolds number and the change rule of the characteristics of the hydrogen/helium microchannel heat exchanger were obtained.
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备注/Memo
收稿日期:2016-09-01;修回日期:2016-09-19 作者简介:朱岩(1991—),男,硕士研究生,研究领域为吸气式组合推进技术